(松井 菜桜子, Matsui Naoko
?) (April 4, 1961 —) is a prolific Japanese voice actress from Hakodate. Matsui was a member of Production Baobab for 20 years before becoming a freelancer. She is also a voice acting instructor.
Matsui is most notable for the roles of Uru Chie in High School! Kimengumi
, Katsumi Liqueur in Silent Mobius
, Chiyoko Wato in Mitsume ga Tooru
, Run Run in Mahoujin Guru Guru
, Roux Louka in Mobile Suit Gundam ZZ
and Sonoko Suzuki in Case Closed
Besides voice acting, Matsui is also a theatre actress and leader of a theatre group.